What if the big bang that produced our universe wasn’t the only one? It is possible that universes are being created all the time. Many scientists suspect that this collection of universes—dubbed the multiverse—could answer many of the questions surrounding our origins and the nature of space-time. But the notion of multiple universes is not without its opponents.

Take a visual tour from the beginning of time all the way to the roiling debate amongst physicists today, in this introductory animation for Multiverse: One Universe or Many?

Recorded June 2013; Posted June 2013